基于倾斜摄影测量的大比例尺测图  

Large Scale Mapping Based on Oblique Photogrammetry

作　　者：李逵[1] LI Kui(Anhui Province Geological Surveying and Mapping Technology Institute flefei Anhui 230022,China)

机构地区：[1]安徽省地质测绘技术院,安徽合肥230022

出　　处：《地矿测绘》2019年第1期31-34,共4页Surveying and Mapping of Geology and Mineral Resources

摘　　要：针对大比例尺地形数据的快速获取与更新及成果的三维可视化的更高需求,阐述了基于低空高分辨率倾斜摄影测量的大比例尺地形图测绘、真正射影像制作、实景三维模型生产的技术流程,并对成果精度进行了分析。实践证明,该技术路线可行,产品精度符合规范要求,同时可大大减少外业人员劳动强度,整体效率优于传统测绘方式,可为实际应用提供一种有效的方法。Aiming at the higher requirement of fast acquisition and updating of large scale terrain data and 3D visualization of the results,this paper studies the technical process and makes a precision analysis of the results of large scale topographic mapping,real projection production,real 3D model production based on low altitude and high resolution oblique photogrammetry.Facts show that the technical route is feasible and its precision can meet the requirements of relevant standards,and can greatly reduce the labor intensity in field work.Moreover,the overall efficiency is superior to the traditional surveying and mapping method,which provides a effective method for practical application.

关 键 词：无人机 倾斜摄影测量 实景三维模型 大比例尺测图 真数字正射影像 

分 类 号：P237[天文地球—摄影测量与遥感]